Yes you can post buy and sell offers without any charge or fees, it is free on promotional plan. Just sign up and post offers it takes only couple of minutes

No at moment we have not activated paid plans, but we will activate paid plans soon

No, you need to sign up - create account for posting buy and sell offers

Yes, you can use "Send Email" option in offer detailed page to send email directly to buyer and seller

If you can't found the proper main or sub category, just select main and sub category as "Other Machinery", we will place your offer to proper category or add new such suitable category for your offer

Maximum of 24 hours, but it can be approved/rejected in next 30 to 60 mins during working hours.(10:00 am to 6:00 pm  IST)